Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10701535 | Article presentation and checkout apparatus (ICS connection) | Siu Kwong Tsang | 2020-06-30 |
| 10638291 | Presentation apparatus (check-in and check-out) | Siu Kwong Tsang, Chun Sing Matthew Man | 2020-04-28 |